Synonyms: Candollein(8CI); Utilin, 30-de(acetyloxy)-32,33-deepoxy-30-(2-methyl-1-oxopropoxy)-;7H-6a,13-Epoxy-7,9-methano[1,3]dioxolo[4,5-e]indeno[5,6-f][2]benzopyran-16-aceticacid,4-(3-furanyl)hexadecahydro-7a,10a-dihydroxy-4a,7,9-trimethyl-6,10-bis(2-methyl-1-oxobutoxy)-11-(2-methyl-1-oxopropoxy)-2-oxo-,methyl ester, [4S-[4a,4aa,6a(S*),6aa,7b,7aa,9b,10b(S*),10aa,11a,11aR*,13a,14aR*,16R*]]-